Thermal Cycling Cap

The Pearl Izumi Thermal Cycling Cap is a cold-weather cycling head covering that fits under a helmet and addresses heat retention and wind exposure during cool and cold rides. Insulating yet breathable thermal fabric traps warmth without overheating, while extended ear coverage and a cycling-specific bill help block wind, rain, and low sun. The cap is constructed with 79% recycled polyester and 21% spandex. Insulating thermal fabric balances warmth and breathability for cool and cold riding conditions Extended ear coverage blocks wind exposure during cold-weather rides Cycling-specific bill seals over glasses to deflect wind, rain, and low sun Streamlined low-profile construction fits under most cycling helmets Rear port accommodates ponytails BioViz reflective elements provide visibility up to 100 meters Made with 79% recycled polyester, 21% spandex